Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Katie Callis, NP

Individual provider Family Nurse Practitioner · NPI 1639736770

Katie Callis, NP is a Nurse Practitioner in Saint Louis, Missouri. Qualified in 2018, 8 years ago. Practices with Mercy Clinic Pulmonology - St Louis, LLC, a 22-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
8
Licensed in
MO
In the registry since
2019
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

12700 Southfork Rd Ste 280
Saint Louis, MO 63128-3287
Phone: (314) 892-6565
Fax: (314) 892-4828
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 2018023212 (MO)

Record details

NPI number1639736770
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedMay 23, 2019
Last updated in NPPESFebruary 18, 2026
Certification dateFebruary 18, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Mercy Clinic Pulmonology - St. Louis, Llc — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Saint Louis